In the future, senior citizens will be able to go anywhere using high-tech cameras _______ to their head.
#94548
A
attaching
B
attached
C
to attach
D
attaches
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I’ve never dreamed of _______a picture on the wall.
#95618
A
there be
B
there being
C
there to be
D
there is
---You have made great progress in your English study, haven’t you? --- Yes, but much _____ .
#94377
A
remains to do
B
is remained to do
C
remains to be done
D
is remained to be done